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发表于 2012-9-19 07:30
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来自: 中国江苏连云港
.5 Exhaust ducts from galley ranges
7.5.1. Requirements for passenger ships carrying more than 36 passengers
. Exhaust ducts from galley ranges shall meet the requirements of paragraphs 7.2.1.2.1 and 7.2.1.2.2 and shall be fitted with:
.1. a grease trap readily removable for cleaning unless an alternative approved grease removal system is fitted;
.2. a fire damper located in the lower end of the duct which is automatically and remotely operated, and in addition a remotely operated fire damper located in the upper end of the duct;
.3. a fixed means for extinguishing a fire within the duct;
.4. remote-control arrangements for shutting off the exhaust fans and supply fans, for operating the fire dampers mentioned in paragraph 7.5.1.2 and for operating the fire-extinguishing system, which shall be placed in a position close to the entrance to the galley. Where a multi-branch system is installed, a remote means located with the above controls shall be provided to close all branches exhausting through the same main duct before an extinguishing medium is released into the system; and
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